15667855640

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1\times {\mathrm{2999}}^1$

素因数の和:3840

約数の個数: 64

約数和(自身を含む): 35488800000

約数和(自身を除く): 19820944360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 619, 844, 1055, 1238, 1688, 2110, 2476, 2999, 3095, 4220, 4952, 5998, 6190, 8440, 11996, 12380, 14995, 23992, 24760, 29990, 59980, 119960, 130609, 261218, 522436, 632789, 653045, 1044872, 1265578, 1306090, 1856381, 2531156, 2612180, 3163945, 3712762, 5062312, 5224360, 6327890, 7425524, 9281905, 12655780, 14851048, 18563810, 25311560, 37127620, 74255240, 391696391, 783392782, 1566785564, 1958481955, 3133571128, 3916963910, 7833927820, 15667855640]

約数ペア:

[(1, 15667855640), (2, 7833927820), (4, 3916963910), (5, 3133571128), (8, 1958481955), (10, 1566785564), (20, 783392782), (40, 391696391), (211, 74255240), (422, 37127620), (619, 25311560), (844, 18563810), (1055, 14851048), (1238, 12655780), (1688, 9281905), (2110, 7425524), (2476, 6327890), (2999, 5224360), (3095, 5062312), (4220, 3712762), (4952, 3163945), (5998, 2612180), (6190, 2531156), (8440, 1856381), (11996, 1306090), (12380, 1265578), (14995, 1044872), (23992, 653045), (24760, 632789), (29990, 522436), (59980, 261218), (119960, 130609)]